Trail Running calendar near Siler 2026-2027

We have found 75 Trailruns within 80 miles of Siler. See below where and when you can find the races.

The Pigtails Challenge is a multi-distance ultramarathon on a rolling 9.4-mile loop at Lake Youngs Watershed. Distances range from 50k to 200 miles, with supported aid stations and meal service. It's a test of endurance on a shared, non-tec..

Navigate the open pine forests of Washington's Teanaway Valley. Choose from 2, 4, or 8-hour categories using detailed orienteering maps. Free riverside camping is available near the start.

June 2026

This established trail run on Vashon Island offers 50K, 20 mile, and 10 mile distances through scenic, rolling park trails. The volunteer organized event emphasizes community, inclusivity, and support for youth athletics. Be sure to plan yo..

A team relay of about 50 miles from Mount Rainier foothills to Ruston Way on June 6, 2026. Teams of 2, 3, 4, or 6 compete while proceeds support the Foothills Rails to Trails Coalition.

Trail races on Tiger Mountain State Forest near Issaquah offering 5k, 12.6k and half marathon loop courses with varied terrain, aid stations on longer routes, and start and finish at the DNR trailhead.

Celebrating its 30th year, the Green River Marathon is a free, volunteer-run event in early June. It features a flat, scenic course from Kent to Seattle's Alki beach, with marathon, half marathon, 50K, and relay options. The community focus..

Light at the End of the Tunnel Marathon The Light at the End of the Tunnel Marathon takes place in Washington, starting from Snoqualmie Pass and finishing in North Bend. For 2026, the event will follow an alternate, fully permitted route du..

Race down the scenic Palouse to Cascades Trail at the Super Hyak Marathon & Half. This point-to-point course features a iconic 2.4-mile tunnel and smooth downhill grades, making it a Boston Qualifier. Runners receive shuttle service, a tech..

A Bellevue trail race at Sky Country Trailhead with 5K, 8.2 mile and 14.5 mile options plus short and long series. Organized by Seattle Running Club and Northwest Trail Runs, with 15 USD per entry donated to King County Parks.

The Mt Hood Scramble is a legendary adventure run covering roughly 6 miles. Camping is available near the start and finish at White River West Sno Park. The event is known to sell out, so early registration is advised.

A women's trail running weekend near Mt. Adams in Washington. Choose from a 50K, marathon, relay, or half marathon. The event includes a base camp, community activities, and post-run celebrations.

Hotfoot 5K Trail Run in Port Orchard offers a mostly flat 5K and a 1 mile loop through South Kitsap Regional Park, with proceeds supporting a community scholarship and the public Fourth of July fireworks.

Run a scenic loop course along the Columbia River in the Columbia River Gorge National Scenic Area. Choose from a 10K, 50K, 100K, or 100-mile challenge on mixed dirt and gravel trails. The event features a central aid station and a 30-hour..

The Yeti Ultra Trail Washington takes place on the Palouse to Cascades Trail near Hyak. Runners can choose between 200K, 100-mile, and 100K distances on a crushed limestone course featuring a long tunnel. The event emphasizes a supportive c..

The Wy'east Wonder offers 50-mile and 50-kilometer trail races on the scenic ridgelines east of Mount Hood. Runners enjoy a net downhill, point-to-point course with extensive views. The event finishes with a community celebration featuring..

Tiger Peak Challenge The Tiger Peak Challenge is a trail running event on Tiger Mountain, located near Issaquah, Washington. The event offers three distances: a 5-mile, a half marathon, and a 50K race. The courses involve running on trails..

The Needles 50k is a self-supported, unmarked mountain ultramarathon loop near Easton, WA, with 10,000 feet of climbing. Runners must navigate using a provided GPX file and carry all their own supplies, treating water from creeks. A 50-mile..

July 2026

The Bigfoot Fun Run is an annual July 4th tradition in Yacolt. Participants can choose a 5K or 10K run or walk. Packet pickup and registration are available on race day.

Ring the bell at the finish line of this challenging trail event in Yacolt, Washington. Choose from a 50-mile ultra marathon, a 50K, or a trail marathon, all featuring the scenic Bells Mountain and Tarbell trails. The event includes camping..

Run the July Cougar Mountain Trail Run at Sky Country Trailhead in Bellevue on scenic single track through forest, hills and wetlands with 5K, 10.8 and 19.5 mile options. $15 from every entry benefits King County Parks.